partially revert cell toString changes

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1924534 13f79535-47bb-0310-9956-ffa450edef68

Author: pjfanning

poi-ooxml/src/main/java/org/apache/poi/xssf/usermodel/XSSFCell.java

@@ -49,7 +49,6 @@ Licensed to the Apache Software Foundation (ASF) under one or more
 import org.apache.poi.util.Beta;
 import org.apache.poi.util.ExceptionUtil;
 import org.apache.poi.util.Internal;
-import org.apache.poi.util.LocaleUtil;
 import org.apache.poi.xssf.model.CalculationChain;
 import org.apache.poi.xssf.model.SharedStringsTable;
 import org.apache.poi.xssf.model.StylesTable;

poi/src/main/java/org/apache/poi/hssf/usermodel/HSSFCell.java

@@ -55,7 +55,6 @@ Licensed to the Apache Software Foundation (ASF) under one or more
 import org.apache.poi.ss.util.CellRangeAddress;
 import org.apache.poi.ss.util.CellReference;
 import org.apache.poi.ss.util.NumberToTextConverter;
-import org.apache.poi.util.LocaleUtil;
 
 /**
  * High level representation of a cell in a row of a spreadsheet.